Code Injection in Windows Defender - CVE-2021-31985

 

Code Injection in Windows Defender - CVE-2021-31985

Published: June 8, 2021


Vulnerability identifier: #VU53915
CSH Severity: High
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-31985
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation in Microsoft Defender. A remote attacker can execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Affected software

Windows Defender

How to mitigate CVE-2021-31985

Install updates from vendor's website.


External References

Related Security Bulletins